Comparison
Seiko HBC004J vs Seiko SBDY135
Sourced specs side by side. A value is highlighted only where one is objectively greater (power reserve); size and the rest are a matter of taste. unknown means no sourced value yet.
At a glance
- Both belong to the Seiko プロスペックス family.
| Spec | HBC004J | SBDY135 |
|---|---|---|
| Brand | Seiko | Seiko |
| Family | プロスペックス | プロスペックス |
| Reference | HBC004J | SBDY135 |
| Production start | unknown | unknown |
| Production end | unknown | unknown |
| Status | Current | Current |
| Retail price | unknown | unknown |
| Case material | unknown | unknown |
| Diameter | unknown | unknown |
| Movement | unknown | unknown |
| Caliber | unknown | unknown |